package com.qst.service.impl;

import com.qst.domain.User;
import com.qst.mapper.UserMapper;
import com.qst.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service // == @Component  用于把对当前修饰的类创建出来，并存放到Spring容器中。
public class UserServiceImpl implements UserService {
    // 注入UserMapper对象
    @Autowired
    private UserMapper userMapper;
    // 通过User的用户账号和用户密码查询用户信息
    @Override
    public User login(User user) {
        return (User) userMapper.login((org.apache.catalina.User) user);
    }

    /**
     * @param user
     * @return
     */
    @Override
    public org.apache.catalina.User login(org.apache.catalina.User user) {
        return null;
    }
}